// ->setByRef()
$t->diag('->setByRef()');
$foo = 'bar';
$ph = new sfParameterHolder();
$ph->setByRef('foo', $foo);
$t->is($ph->get('foo'), $foo, '->setByRef() sets the value for a key');
$foo = 'foo';
$t->is($ph->get('foo'), $foo, '->setByRef() sets the value for a key as a reference');
// ->add()
$t->diag('->add()');
$foo = 'bar';
$parameters = array('foo' => $foo, 'bar' => 'bar');
$myparameters = array('myfoo' => 'bar', 'mybar' => 'bar');
$ph = new sfParameterHolder();
$ph->add($parameters);
$t->is($ph->getAll(), $parameters, '->add() adds an array of parameters');
$foo = 'mybar';
$t->is($ph->getAll(), $parameters, '->add() adds an array of parameters, not a reference');
// ->addByRef()
$t->diag('->addByRef()');
$foo = 'bar';
$parameters = array('foo' => &$foo, 'bar' => 'bar');
$myparameters = array('myfoo' => 'bar', 'mybar' => 'bar');
$ph = new sfParameterHolder();
$ph->addByRef($parameters);
$t->is($parameters, $ph->getAll(), '->add() adds an array of parameters');
$foo = 'mybar';
$t->is($parameters, $ph->getAll(), '->add() adds a reference of an array of parameters');
// ->serialize() ->unserialize()
$t->diag('->serialize() ->unserialize()');
$t->ok($ph == unserialize(serialize($ph)), 'sfParameterHolder implements the Serializable interface');
$ph->setByRef('foo', $foo);
$t->is($ph->get('foo'), $foo, '->setByRef() sets the value for a key');
$foo = 'foo';
$t->is($ph->get('foo'), $foo, '->setByRef() sets the value for a key as a reference');
$myfoo = 'bar';
$ph->setByRef('myfoo', $myfoo, 'symfony/mynamespace');
$t->is($ph->get('myfoo', null, 'symfony/mynamespace'), $myfoo, '->setByRef() takes a namespace as its third parameter');
// ->add()
$t->diag('->add()');
$foo = 'bar';
$parameters = array('foo' => $foo, 'bar' => 'bar');
$myparameters = array('myfoo' => 'bar', 'mybar' => 'bar');
$ph = new sfParameterHolder();
$ph->add($parameters);
$ph->add($myparameters, 'symfony/mynamespace');
$t->is($ph->getAll(), $parameters, '->add() adds an array of parameters');
$t->is($ph->getAll('symfony/mynamespace'), $myparameters, '->add() takes a namespace as its second argument');
$foo = 'mybar';
$t->is($ph->getAll(), $parameters, '->add() adds an array of parameters, not a reference');
// ->addByRef()
$t->diag('->addByRef()');
$foo = 'bar';
$parameters = array('foo' => &$foo, 'bar' => 'bar');
$myparameters = array('myfoo' => 'bar', 'mybar' => 'bar');
$ph = new sfParameterHolder();
$ph->addByRef($parameters);
$ph->addByRef($myparameters, 'symfony/mynamespace');
$t->is($parameters, $ph->getAll(), '->add() adds an array of parameters');
$t->is($myparameters, $ph->getAll('symfony/mynamespace'), '->add() takes a namespace as its second argument');
$foo = 'mybar';
$t->is($parameters, $ph->getAll(), '->add() adds a reference of an array of parameters');
